code: def setUp(self):
      self.pool = memory.MemoryPool()
  
file_path: cupy/tests/cupy_tests/cuda_tests/memory_hooks_tests/test_line_profile.py
imports: import io
  import unittest
  import re
  from cupy.cuda import memory
  from cupy.cuda import memory_hooks
label_desc: Use image node_id 1 for calling the TestLineProfileHook obj's underlying member method code with example usage: obj.setUp() without return types